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Finding the Fourth Proportional to 169,704.99, 234,175.32 and 98,108.01

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Solution

The fourth proportional to 169,704.99, 234,175.32 and 98,108.01 is: 135,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,704.99 : 234,175.32 = 98,108.01 : x
  2. Step 2: Convert to fraction form
    169,704.99/234,175.32 = 98,108.01/x
  3. Step 3: Cross multiply
    169,704.99x = 234,175.32 × 98,108.01
  4. Step 4: Simplify right side
    169,704.99x = 22,974,474,636.31
  5. Step 5: Solve for x
    x = 22,974,474,636.31/169,704.99
  6. Step 6: Final answer
    x = 135,378.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.